613938260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 1519805952

約数和(自身を除く): 905867692

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 211, 247, 260, 310, 361, 380, 403, 422, 494, 589, 620, 722, 806, 844, 988, 1055, 1178, 1235, 1444, 1612, 1805, 2015, 2110, 2356, 2470, 2743, 2945, 3610, 4009, 4030, 4220, 4693, 4940, 5486, 5890, 6541, 7220, 7657, 8018, 8060, 9386, 10972, 11191, 11780, 13082, 13715, 15314, 16036, 18772, 20045, 22382, 23465, 26164, 27430, 30628, 32705, 38285, 40090, 44764, 46930, 52117, 54860, 55955, 65410, 76171, 76570, 80180, 85033, 93860, 104234, 111910, 124279, 130820, 145483, 152342, 153140, 170066, 208468, 223820, 248558, 260585, 290966, 304684, 340132, 380855, 425165, 497116, 521170, 581932, 621395, 727415, 761710, 850330, 990223, 1042340, 1242790, 1454830, 1523420, 1615627, 1700660, 1980446, 2361301, 2485580, 2909660, 3231254, 3960892, 4722602, 4951115, 6462508, 8078135, 9445204, 9902230, 11806505, 16156270, 19804460, 23613010, 30696913, 32312540, 47226020, 61393826, 122787652, 153484565, 306969130, 613938260]

約数ペア:

[(1, 613938260), (2, 306969130), (4, 153484565), (5, 122787652), (10, 61393826), (13, 47226020), (19, 32312540), (20, 30696913), (26, 23613010), (31, 19804460), (38, 16156270), (52, 11806505), (62, 9902230), (65, 9445204), (76, 8078135), (95, 6462508), (124, 4951115), (130, 4722602), (155, 3960892), (190, 3231254), (211, 2909660), (247, 2485580), (260, 2361301), (310, 1980446), (361, 1700660), (380, 1615627), (403, 1523420), (422, 1454830), (494, 1242790), (589, 1042340), (620, 990223), (722, 850330), (806, 761710), (844, 727415), (988, 621395), (1055, 581932), (1178, 521170), (1235, 497116), (1444, 425165), (1612, 380855), (1805, 340132), (2015, 304684), (2110, 290966), (2356, 260585), (2470, 248558), (2743, 223820), (2945, 208468), (3610, 170066), (4009, 153140), (4030, 152342), (4220, 145483), (4693, 130820), (4940, 124279), (5486, 111910), (5890, 104234), (6541, 93860), (7220, 85033), (7657, 80180), (8018, 76570), (8060, 76171), (9386, 65410), (10972, 55955), (11191, 54860), (11780, 52117), (13082, 46930), (13715, 44764), (15314, 40090), (16036, 38285), (18772, 32705), (20045, 30628), (22382, 27430), (23465, 26164)]